#include<iostream>
using namespace std;
	const double EPS=0.001;
	double Sqrt (double a)
	{
		double x=a/2,lastX=x+1+EPS;
		while(x-lastX>EPS||lastX-x>EPS){
			lastX = x;
			x=(x+a/x)/2;
		}
			return x;		
	 }
	 double Distance(double x1,double y1,double x2,double y2) 
	{
		return Sqrt(x1-x2)*(x1-x2)+(y1-y2)*(y1-y2);
	}
	int main()
	{
		int x1,y1,x2,y2,x3,y3;
		cin>>x1>>y1>>x2>>y2>>x3>>y3;
		cout <<Distance(x1,y1,x2,y2)<<endl;
		cout <<Distance(x1,y1,x3,y3)<<endl;
		cout <<Distance(x3,y3,x2,y2)<<endl;
		return 0;
	}
